Capital Steel & Wire specializes in various alloy grades including 4037, 4140, 4145, 4340, 5160, 6150, and the 8620 grades. We supply these alloy steel bar types in both hot rolled bar and cold drawn finishes. Various shapes are available including rounds, squares, flats, and hexes, and our alloy steel can be cut to any specified length. View more specific information on hot rolled and cold drawn bars on their specific pages: